Games like Dondar
Games like Dondar include Pikuniku, Hollow Knight, Slime Rancher, Hollow Knight: Silksong, and Zup! S. We matched them by the tags players give Dondar on Steam (Casual, Indie, Adventure, Action, and 2D): closest matches first, and among equally close ones the better-known games.

Pikuniku
Shared: Indie · Casual · Adventure

Hollow Knight
Shared: Indie · 2D · Adventure

Slime Rancher
Shared: Adventure · Cute · Casual

Hollow Knight: Silksong
Shared: Indie · 2D · Difficult

Zup! S
Shared: Casual · Indie · 2D

Shovel Knight: Treasure Trove
Shared: Indie · Adventure · 2D

Minimalism
Shared: Casual · Indie · Action

Cat Goes Fishing
Shared: Indie · 2D · Casual

BEEP
Shared: Indie · Adventure · 2D

UFO 50
Shared: Indie · Action · 2D

LIMBO
Shared: Indie · Adventure · 2D

Celeste
Shared: Indie · Difficult · 2D

There Is No Game: Wrong Dimension
Shared: Indie · Adventure · Casual

SANABI
Shared: Action · Adventure · Indie

Baba Is You
Shared: Indie · Cute · 2D

Donut County
Shared: Casual · Indie · Cute

SUPER CHICKEN JUMPER
Shared: 2D · Cute · Indie

Ori and the Will of the Wisps
Shared: Action · Adventure · Singleplayer

Zup! 2
Shared: Casual · Indie · 2D

Gato Roboto
Shared: Indie · Action · Adventure

Toki Tori
Shared: Indie · Casual · Cute

Minit
Shared: Indie · Adventure · Minimalist

Timberman
Shared: Casual · Indie · Action

Thank Goodness You're Here!
Shared: Adventure · Casual · Indie